Maintenance and Modifications
Winglet Technology Rolls Out Sovereign Retrofit
The retrofit improves speed, payload capability and range, and dramatically cuts time to climb.
The STC award for Winglet Technology’s new “transitional” winglets on the Cessna Citation Sovereign was the culmination of a four-year development and certification program.
The STC award for Winglet Technology’s new “transitional” winglets on the Cessna Citation Sovereign was the culmination of a four-year development and certification program.

With a supplemental type certificate (STC) secured, Winglet Technology is rolling out new “transitional” winglets for the Cessna Citation Sovereign and has already begun eying the next application for the technology—the Sovereign+. Winglet Technology obtained the STC on June 20, the culmination of a four-year development and certification program.